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PowerXL external high density drive innards
PowerXL external high density drive innards
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Description: This small board is present in the external version of the PowerXL high density floppy drive.

The drive allows read/write of normal 880Kb disks without any special software. A small program in the Startup-Sequence enables the high density read/write mode. It can also be used fine with CrossDOS/FAT95 to read/write PC-formatted HD disks.

ICs are:
4x MT1259-10 (RAM buffer?) on the daughterboard
GAL16V8B (programmable logic device) underneath the daughterboard
TPC1010AFN (FPGA)

I always found this device to be very unreliable when writing to HD disks, but have never tried it with an alternative drive.

 - Ali

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Posted by: InTheSand at January 26, 2007, 02:17:23 AM

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Comments (5)

AMC258
Posts:877
January 07, 2008, 03:09:40 AM
I used mine (sans daughterboard) with several generic peecee drives back when I actually used it.
rkauer
Posts:3263
December 18, 2007, 05:08:11 AM
Mine have the passtrough but not the little daughterboard.

 BTW: the floppy model is always a Sony MPF920E (or D).
Ral-Clan
Posts:1979
January 26, 2007, 03:02:44 PM
I have the internal PowerXL drive, and the board is very similar to this one (minus the daughter board and passthrough connector).  The connector from the board to the motherboard is a normal internal floppy ribbon cable connector on mine, of course.

The internal PowerXL board also came with a Sony HD floppy drive.
InTheSand
Posts:1766
January 26, 2007, 09:59:38 AM
Not sure of the drive model - it's a Sony drive of some sort. Will check after this weekend.

A note I forgot to add above - the original Power Computing software to enable the drive doesn't work with a 68060, but thankfully a patch is available here (it's also on Aminet somewhere, but I'm not sure where!)

 - Ali
Matt_H
Posts:6412
January 26, 2007, 05:52:48 AM
I have a few of these... maybe I should bring them back into service. What's the actual drive inside the unit?


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